Patents by Inventor Silvestre Sanchez Torres

Silvestre Sanchez Torres has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Muffler made of manganese alloy
    Patent number: 4177090
    Abstract: This invention relates to a new rust-resistant alloy for use at high temperatures, especially in mufflers in automotive vehicles.
    Type: Grant
    Filed: December 11, 1978
    Date of Patent: December 4, 1979
    Inventor: Silvestre Sanchez Torres
  • Catalytic converter for transforming polluting gases into non-polluting gases
    Patent number: 4082514
    Abstract: This invention relates to a catalytic converter for transforming polluting gases into non-polluting gases comprising a housing having an inlet for the polluting gases and an outlet for the non-polluting gases, a silver coated grill within said housing adjacent to the housing inlet, a mesh, intermediate said silver coated grill and the housing outlet, said mesh comprising an alloy base consisting essentially of from 1.0% to 1.9% silicon, from 10% to 29% chrome, from 1% to 5.1% copper, from 1.1% to 9.1% molybdenum, from 0.11% to 0.5% titanium, from 0.1% to 1.9% carbon and from 0.5% to 0.9% iron and a coating of silver or palladium on said alloy.
    Type: Grant
    Filed: June 25, 1976
    Date of Patent: April 4, 1978
    Inventor: Silvestre Sanchez Torres